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3 cards from this section. Quick, good the night before a test.
What is a default constructor?
Think about what happens if no constructors are defined.
What does the 'this' keyword do in a constructor?
Remember, it's useful when names are the same.
What defines a default constructor?
What happens if no custom constructors are defined?
True or False: The 'this' keyword is unnecessary in a constructor.
Think about potential naming conflicts.
Create a Java class representing a Book with attributes for title, author, and price. Implement both default and parameterized constructors and demonstrate usage in a main method.
Think about how both types of constructors will initialize your book.
In a scenario where a class can only have one parameterized constructor, how would you approach the problem if you need multiple initialization formats?
How can you design multiple ways to fill attributes while using one constructor?
6 more questions in this section. Enroll free to practise them all.
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